Home / 555,752.25-766,938.83-301,103.42

Finding the Fourth Proportional to 555,752.25, 766,938.83 and 301,103.42

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Solution

The fourth proportional to 555,752.25, 766,938.83 and 301,103.42 is: 415,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,752.25 : 766,938.83 = 301,103.42 : x
  2. Step 2: Convert to fraction form
    555,752.25/766,938.83 = 301,103.42/x
  3. Step 3: Cross multiply
    555,752.25x = 766,938.83 × 301,103.42
  4. Step 4: Simplify right side
    555,752.25x = 230,927,899,303.59
  5. Step 5: Solve for x
    x = 230,927,899,303.59/555,752.25
  6. Step 6: Final answer
    x = 415,523.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.